html,body{
	height: 100%;
}
#app{
	height: 100%;
	width: 100%;
	display: flex;
	flex-direction: column;
}

header, footer{
	height: 46px;
	line-height: 46px;
	text-align: center;
	background-color: #C8C9CC;
}

section{
	flex: 1;
	overflow-y: scroll;
}
::-webkit-scrollbar{
	display: none;
}
